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A 10cm×10cm GEM detector made by 3GEM foils was used in the X-ray imaging experiment.2-D strips readout mode was used and each dimension has 256channels with a pitch of 400micrometer.APV25front-end readout chip was introduced in the detector,and the backplane connectors were improved in order to adapt the electronics with GEM detector.Since each
A 10 cm × 10 cm GEM detector made by 3GEM foils was used in the X-ray imaging experiment. 2-D strips readout mode was used and each dimension has 256 channels with a pitch of 400 microns. APV25 front-end readout chip was introduced in the detector, and the backplane connectors were improved in order to adapt the electronics with GEM detector.Since each